1002103112012 has 12 divisors (see below), whose sum is σ = 1753812266136. Its totient is φ = 501013893120.

The previous prime is 1002103111973. The next prime is 1002103112027. The reversal of 1002103112012 is 2102113012001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9355814 + ... + 9462317.

It is an arithmetic number, because the mean of its divisors is an integer number (146151022178).

Almost surely, 2^{1002103112012} is an apocalyptic number.

It is an amenable number.

1002103112012 is a deficient number, since it is larger than the sum of its proper divisors (751709154124).

1002103112012 is a wasteful number, since it uses less digits than its factorization.

1002103112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18831448 (or 18831446 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1002103112012 its reverse (2102113012001), we get a palindrome (3104216124013).

The spelling of 1002103112012 in words is "one trillion, two billion, one hundred three million, one hundred twelve thousand, twelve".